672011845238 has 4 divisors (see below), whose sum is σ = 1008017767860. Its totient is φ = 336005922618.

The previous prime is 672011845223. The next prime is 672011845261. The reversal of 672011845238 is 832548110276.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 672011845192 and 672011845201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168002961308 + ... + 168002961311.

It is an arithmetic number, because the mean of its divisors is an integer number (252004441965).

Almost surely, 2^672011845238 is an apocalyptic number.

672011845238 is a deficient number, since it is larger than the sum of its proper divisors (336005922622).

672011845238 is a wasteful number, since it uses less digits than its factorization.

672011845238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336005922621.

The product of its (nonzero) digits is 645120, while the sum is 47.

The spelling of 672011845238 in words is "six hundred seventy-two billion, eleven million, eight hundred forty-five thousand, two hundred thirty-eight".